Antiquity (Augustine, Irenaeus, Origen), Dogma and creed (Antiquity and Christianity, Apologetics, Canon, Christology, Creation, Doctrine of Trinity, Eschatology, God, History of Doctrines, History of Theology, Patristics, Religion and normativity, Theology of the Early Church), Fathers of the church (Apologists, Augustine, Gregor, Irenaeus, Origen), History of the reception of the Bible (Interpretation of the Bible in the Ancient Church)